Plastic pipes with hot and cold water coming out of the floor then mounted on the wall, home water system. In the middle a sewage pipe is visible.flush, sewerage, sewer, sewage, water pipelines, plumbing pipes, floor, pipes, site, wall, system, pipeline, water, pipe, polypropylene, installing, fix, pvc, faucet, red, blue, hydrant, cement, brick, building, home, domestic, new, interiors, plumbing background, construction, white, repair, background, piping, plumbing, engineering, wet, ground, indoor, tube